Spike 75mm 60Hz Vertical Geophone For Defense Engineering
Vertical Geophone is a conventional type of moving coil geophone with small error in working parameters and stable and reliable performance. The structure is reasonable in design, small in size and light in weight, and is suitable for seismic exploration of strata and geological environments of different depths.
| Type | Spike 75mm 60Hz Vertical Geophone For Defense Engineering |
| Geophone Direction | Vertical Direction / Horizontal Direction |
| Geophone Type | 60Hz |
| Geophone Case | Waterproof Land Case |
| Spike | Steel Spike length75mm |
| Lead-in |
Standard:1mlead-in with O.D.4.6mm Custom Outer Diameter / Lead Distance available |
| Connector Type |
*Mueller Clips *Split Spring Clip *KCK Connector( Male or Female / Push Fit or Lock Ring Type) *Kooter Connector( Male or Female /KCL male or KCL female or KC2L-4 Dual ) *Other Connector Type available |
Single geophone 60Hz Vertical in land case with spike 75mm, with 1m leader cable,terminated without connector.
| Type | EG-60-II |
| Natural Frequency ( Hz ) | 60Hz ± 5% |
| Coil resistance(Ω) | 1450 ± 5% |
| Open Circuit Damping | 0.49 ±5% |
| Damping With Shunt Resistor | 0.573 ± 5% |
| Open Circuit Intrinsic Voltage Sensitivity ( v/m/s ) | 48.0 v/m/s ± 5% |
| Sensitivity With Shunt Resistor ( v/m/s ) | 34.0 v/m/s ± 5% |
| Damping Calibration-Shunt Resistance (Ω) | 3600Ω |
| Harmonic distortion ( % ) | ＜0.2% |
| Typical Spurious Frequency (Hz ) | ≧300Hz |
| Moving Mass ( g ) | 7.3g |
| Typical case to coil motion p-p ( mm ) | 1.2mm |
| Allowable Tilt | ≦20º |
| Operating Temperature Range ( ℃ ) | -40℃ TO +100℃ |
| Height ( mm ) | 32mm |
| Diameter ( mm ) | 26mm |
| Weight ( g ) | 80g |
| Warranty Period | 3 years |
